• Pacific-EN: I97E Formatio

    From Weather Alert@21:1/175 to All on Mon Nov 2 18:14:00 2020
    WTPN21 PHNC 021500
    MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
    SUBJ/TROPICAL CYCLONE FORMATION ALERT (INVEST 97E)//
    RMKS/
    1. FORMATION OF A SIGNIFICANT TROPICAL CYCLONE IS POSSIBLE WITHIN
    140 NM EITHER SIDE OF A LINE FROM 11.8N 110.8W TO 13.2N 116.0W
    WITHIN THE NEXT 12 TO 24 HOURS. AVAILABLE DATA DOES NOT JUSTIFY
    ISSUANCE OF NUMBERED TROPICAL CYCLONE WARNINGS AT THIS TIME.
    WINDS IN THE AREA ARE ESTIMATED TO BE 15 TO 20 KNOTS. METSAT
    IMAGERY AT 021200Z INDICATES THAT A CIRCULATION CENTER IS LOCATED
    NEAR 12.0N 111.5W. THE SYSTEM IS MOVING WEST-NORTHWESTWARD AT 10
    KNOTS.
    2. REMARKS: AN AREA OF CONVECTION (INVEST 97E) HAS PERSISTED NEAR
    12.0N 111.5W, APPROXIMATELY 397 NM SOUTH OF SOCORRO ISLAND. ANIMATED MULTISPECTRAL SATELLITE IMAGERY (MSI) AND A 021136Z SSMIS 91GHZ
    SATELLITE IMAGE DEPICT A BROAD CIRCULATION WITH LOW LEVEL TURNING
    AND AREAS OF CONVECTION DISPLACED TO THE NORTH AND SOUTH OF THE
    CIRCULATION. INVEST 97E IS IN AN ENVIRONMENT THAT IS FAVORABLE FOR
    DEVELOPMENT WITH LOW (<15 KNOTS) VERTICAL WIND SHEAR (VWS), WARM (29-
    30C) SEA SURFACE TEMPERATURES AND FAIR POLEWARD OUTFLOW ALOFT.
    MAXIMUM SUSTAINED SURFACE WINDS ARE ESTIMATED AT 15 TO 20 KNOTS.
    MINIMUM SEA LEVEL PRESSURE IS ESTIMATED TO BE NEAR 1007 MB. THE
    POTENTIAL FOR THE DEVELOPMENT OF A SIGNIFICANT TROPICAL CYCLONE
    WITHIN THE NEXT 24 HOURS IS HIGH.
    3. THIS ALERT WILL BE REISSUED, UPGRADED TO WARNING OR CANCELLED BY
    031500Z.//
    NNNN
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